pipe: fix and clarify pipe write wakeup logic

[sfrench/cifs-2.6.git] / fs / io-wq.h

diff --git a/fs/io-wq.h b/fs/io-wq.h
index 600e0158cba78c64daf5a34946f3e0a485a34c01..7c333a28e2a7e9874f27c85492b943b5d33fc935 100644 (file)
--- a/fs/io-wq.h
+++ b/fs/io-wq.h
@@ -52,6 +52,7 @@ static inline void wq_node_del(struct io_wq_work_list *list,
                list->last = prev;
        if (prev)
                prev->next = node->next;
+       node->next = NULL;
 }
 
 #define wq_list_for_each(pos, prv, head)                       \
@@ -87,7 +88,7 @@ typedef void (put_work_fn)(struct io_wq_work *);
 struct io_wq_data {
        struct mm_struct *mm;
        struct user_struct *user;
-       struct cred *creds;
+       const struct cred *creds;
 
        get_work_fn *get_work;
        put_work_fn *put_work;
@@ -118,10 +119,6 @@ static inline void io_wq_worker_sleeping(struct task_struct *tsk)
 static inline void io_wq_worker_running(struct task_struct *tsk)
 {
 }
-#endif
+#endif /* CONFIG_IO_WQ */
 
-static inline bool io_wq_current_is_worker(void)
-{
-       return in_task() && (current->flags & PF_IO_WORKER);
-}
-#endif
+#endif /* INTERNAL_IO_WQ_H */